Toru Sakai

サカイトオル | Toru Sakai

Affiliation and department：
Other affiliations (1)：

National Institutes for Quantum and Radiological Science and Technology

Homepage URL (1)： https://www.sci.u-hyogo.ac.jp/material/theory1/sakai/index.html

Research field (1)： Magnetism, superconductivity, and strongly correlated systems

Research keywords (5)： Computational Physics , Statistical Physics , Strongly Correlated Electron Systems , Quantum Spin Systems , Condensed Matter Theory

Research theme for competitive and other funds (22)：

2021 - 2026 テンソルネットワークスキームに基づく異分野融合型計算科学研究
2023 - 2024 f電子系超伝導体UTe2のスピン三重項超伝導の安定化機構における軌道間相互作用とスピン軌道相互作用の効果
2020 - 2023 Theoretical and Numerical Study on the Quantum Spin Liquid and Exotic Excitation of the Kagome-Lattice Antiferromagnet
2020 - 2022 Theoretical and Numerical Study on the Novel Quantum Spin Phase in the Hyper Materials
2018 - 2020 Theoretical and Numerical Study on the Quantum Spin Nematic Phase and Novel Transport of Frustrated Systems

2016 - 2019 Theoretical Study to Observe the Spin Gap of the Kagome Lattice Antiferromagnet Using the Forbidden Transition of ESR

2016 - 2018 Theoretical and Numerical Studhy on the Multipole Orders and Novel Conductivity of the Frustrated Systems

2011 - 2015 Theory of Novel Quantum Phenomena Created by Spin, Charge, and Chirality in the Spin Nanotube

2010 - 2011 カゴメ格子反強磁性体における新奇な異常量子現象の理論的・数値的研究

2008 - 2010 Theoretical and numerical study on anomalous quantum phenomena in the spin nanotubes

2008 - 2009 新奇な量子スピンフロップ現象の観測を目指す理論的研究

2008 - 2009 強相関電子系のリング交換が引起す新奇な量子凝縮相の理論的・数値的探索

2007 - 2008 キャリア・ドープしたスピンチューブにおけるカイラリティ誘起超伝導の理論的研究

2006 - 2007 強相関電子系におけるリング交換がもたらすエキゾティックな量子現象の理論的研究

2006 - 2007 分子性導体の新規物質、新奇物性の理論的研究

2005 - 2007 Theoretical and Numerical Study on Anomalous Quantum Phenomena of the Spin Nanotube

2002 - 2005 Theoretical and Numerical Study of Many-Body Interaction and Quantum Phase Transition in Low-Dimensional Magnets

2001 - 2004 Study on Quantum Phase Transition of Magnetic Materials induced by Very High Field

2001 - 2003 Theoretical study on direct observation of electron spin resonance for spin gap

1999 - 2001 Theoretical and Numerical Study of Many-Body Interaction and Quantum Phase Transition in Low-Dimensional Magnets

1993 - 1993 一次元反強磁性体の長距離秩序と励起スペクトル

1993 - 1993 計算物理学-物性研究における新展開-A02相関の強い量子系

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Papers (229)：

Tôru Sakai. Magnetization process of antiferromagnetic quantum spin chains with the biquadratic exchange interaction. AIP Advances. 2024. 14. 1. 015332-1-015332-4
Toru Sakai, Masaru Hashimoto, Tomoki Houda, Rito Furuchi, Hiroki Nakano, Kiyomi Okamoto, Kouichi Okunishi. Translational Symmetry Broken Magnetization Plateau of the Spin-1/2 Ferromagnetic and Antiferromagnetic Bond-Alternating Spin Chain with Competing Anisotropies. New Physics: Sae Mulli. 2023. 73. 1131-1134
Masaru Hashimoto, Tomoki Houda, Rito Furuchi, Hiroki Nakano, Kiyomi Okamoto, Toru Sakai. Field-Induced Spin Liquids in the S=1/2 Distorted Diamond Spin Chain with Anisotropic Ferromagnetic Interaction. New Physics: Sae Mulli. 2023. 73. 1127-1130
Toru Sakai, Kiyomi Okamoto, Kouichi Okunishi, Masaru Hashimoto, Tomoki Houda, Rito Furuchi, Hiroki Nakano. Translational symmetry broken magnetization plateau of the S=1 antiferromagnetic Heisenberg chain with competing anisotropies. Physical Review B. 2023. 108. 174435-1-174435-8
Toru Sakai, Rito Furuchi, Hiroki Nakano, Kiyomi Okamoto. Quantum spin nematic liquid in the low-dimensional anisotropic magnets -S=1/2 delta spin chain with the anisotropic ferromagnetic interaction in magnetic field-. SciPost Physics Proceedings. 2023. 11. 011

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MISC (183)：

坂井徹, 坂井徹, 中西亮介, 山田尊生, 古内理人, 中野博生, 兼安洋乃, 岡本清美, 利根川孝, 利根川孝. Field-Induced Spin Nematic Liquid of the 1D Quantum Spin Systems with the Anisotropic Ferromagnetic Interaction. 日本物理学会講演概要集(CD-ROM). 2023. 78. 1
坂井徹, 坂井徹, 中西亮介, 山田尊生, 古内理人, 中野博生, 兼安洋乃, 岡本清美. Magnetization Plateau of the Distorted Diamond Spin Chain with the Anisotropic Ferromagnetic Interaction. 日本物理学会講演概要集(CD-ROM). 2022. 77. 1
山田尊生, 中西亮介, 古内理人, 中野博生, 兼安洋乃, 岡本清美, 利根川孝, 利根川孝, 坂井徹, 坂井徹. Magnetization Plateau of the Anisotropic S=2 Antiferromagnetic Chain. 日本物理学会講演概要集(CD-ROM). 2022. 77. 1
中西亮介, 山田尊生, 古内理人, 中野博生, 兼安洋乃, 岡本清美, 利根川孝, 利根川孝, 坂井徹, 坂井徹. Field-Induced Spin Nematic Liquid of the Anisotropic Bond-Alternating Chain. 日本物理学会講演概要集(CD-ROM). 2022. 77. 1
山田尊生, 中西亮介, 古内理人, 中野博生, 兼安洋乃, 岡本清美, 利根川孝, 利根川孝, 坂井徹, 坂井徹. Magnetization Plateau of the Anisotropic S=3/2 Antiferromagnetic Chain. 日本物理学会講演概要集(CD-ROM). 2022. 77. 2

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Books (1)：

Computational Physics
Kyoritsu 2014

Lectures and oral presentations (27)：

強磁性相互作用のある歪んだダイヤモンドスピン鎖の磁化プラトー
(日本物理学会2024年春季大会)
競合する異方性のある反強磁性S=1鎖における並進対称性破れプラトーと磁気相図
(日本物理学会2024年春季大会)
強磁性桁対における四次のオンサイト異方性をもつ S=1 梯子系の基底状態相図:数値計算
(日本物理学会2024年春季大会)
競合する異方性のあるスピンラダー系の並進対称性の破れた磁化プラトー
(日本物理学会2024年春季大会)
強磁性桁対における四次のオンサイト異方性をもつ S=1 梯子系の基底状態相図:有効場理論
(日本物理学会2024年春季大会)

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Education (1)：

1987 - 1991 University of Tokyo Graduate School of Science Departmet of Physics

Professional career (1)：

博士(理学) (東京大学)

Work history (7)：

2015/04 - 現在 University of Hyogo Graduate School of Material Science Professor
2013/07 - 2015/03 Japan Atomic Energy Agency Quantum Beam Directorate Unit Manager
2005/03 - 2013/05 Japan Atomic Energy Agency Quantum Beam Directorate Group Leader
2005/02 - 2005/02 Tohoku University Graduate School of Science Professor
2002/04 - 2005/01 Tohoku University Graduate School of Science Associate Professor

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Committee career (13)：

2021/01 - 現在 Division of Condensed Matter Physics, Association of Asia-Pacific Physical Societies Executive committee
2014/04 - 現在 SPRUC(SPring-8利用者共同体) 理論研究会代表
2004/04 - 現在東京大学物性研究所スーパーコンピューター課題審査委員
2022/04 - 2023/03 日本物理学会大阪支部監事
2013/07 - 2023/03 JAEA SPring-8JAEA専用ビームライン課題審査委員

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Awards (4)：

2019/05 - Journal of the Physical Society of Japan 2018 Highly Cited Articles
2017/04 - Journla of the Physical Society of Japan 2016 Highly Cited Article
2016/04 - Journal of the Physical Society of Japan 2015 Highly Cited Article
2010/05 - JPSJ Most Cited Articles in 2011 from Vol. 79 (2010)

Association Membership(s) (3)：

THE SOCIETY OF ELECTRON SPIN SCIENCE AND TECHNOLOGY , American Physical Society , THE PHYSICAL SOCIETY OF JAPAN

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